On May 24, 1939 (April 6, 1939), the Japanese army was killed by 13,000 people. In May 1939, the Japanese army attacked Qingdao and Qingdao in order to secure the occupied area of Wuhan, forced Qingdao and launched the Qingdao battle. At the end of April, the Japanese army fought more than 100,000 troops along the line of Qingdao and Qingdao along the line of Qingdao and Qingdao along the two roads of Qingdao, Qingdao and Qingdao in order to seize the main forces of the 5th battle area of the National Party and occupy Qingdao. In early May, the Japanese army fought along the line of Qingdao and Qingdao, and the enemy was attacked